The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-00-421-2285, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-421-2285 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Nominal Overall Length | 4.430 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 6.250 INCHES SECOND END IN |
| Bolt Hole Quantity | 8 SECOND END |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Raised Face Nominal Diameter | 4.410 INCHES SECOND END IN |
| Raised Face Nominal Height | 1.460 INCHES SECOND END IN |
| Nominal Thickness | 0.220 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 12P9511-15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-421-2285 is a Adapter,straight,flange to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-421-2285: Flange Shape: ROUND WITH HOLES SECOND END; Flange Face Design: RAISED STRAIGHT SECOND END; Nominal Overall Length: 4.430 INCHES IN; Connection Type: FLANGE SECOND END. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4730-00-421-2285 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.